Abe is hiding 12 meters south of Nathan and Jessica is hiding due east of Abe if Nathan is 20 meters from Jessica, how far apart are Abe and Jessica.

It would be 16 meters

This is because you have to visualize it as a right triangle. The hypotenuse is 20, and one side is 12. Take the square of each number and take the absolute value of the difference. Once you've done that, take the square root of that number.

This involves using the Pythagorean theorem, and you can subtract one part to find the other side